Apple TV+ dropped the teaser trailer for the historical drama 'Chief of War' starring Jason Momoa, scheduled to premiere on August 1, 2025.The series, based on true events, follows warrior Ka‘iana portrayed by Momoa in late 18th-century Hawai‘i and will consist of nine episodes.The show is a passion project for Momoa and Thomas Pa‘a Sibbett, featuring a cast including Luciane Buchanan, Temuera Morrison, and others.The series is produced by FIFTH SEASON and Chernin Entertainment, with Momoa directing the season finale and serving as an executive producer.